<div dir="ltr"><div class="gmail_extra"><font color="#0b5394">Thanks Bill for your input.</font></div><div class="gmail_extra"><font color="#0b5394"></font> </div><div class="gmail_extra"><font color="#0b5394">I attached here *.pd2 file along with *.inp file agin.</font></div>
<div class="gmail_extra"><font color="#0b5394"></font> </div><div class="gmail_extra"><font color="#0b5394">I am using dummy space/zone method without any internal load, only the OA and exhaust flow rates through ERV have been modeled within the dummy zone and ERU system.</font></div>
<div class="gmail_extra"><font color="#0b5394"><br clear="all"></font> </div><div class="gmail_extra"><div dir="ltr"><p style="margin:0px;color:rgb(80,0,80);font-family:arial,sans-serif;background-color:rgb(255,255,255)">
<span style="color:rgb(0,0,102);font-family:Arial,sans-serif"><font color="#0b5394">Regards,</font></span></p><p style="margin:0px;color:rgb(80,0,80);font-family:arial,sans-serif;background-color:rgb(255,255,255)"><span style="color:rgb(0,0,102);font-family:Arial,sans-serif"><font color="#0b5394">Wahid</font></span></p>
<p style="margin:0px;color:rgb(80,0,80);font-family:arial,sans-serif;background-color:rgb(255,255,255)"><span style="color:rgb(0,0,102);font-family:Arial,sans-serif"><font color="#0b5394"></font></span> </p><p style="margin:0px;color:rgb(80,0,80);font-family:arial,sans-serif;background-color:rgb(255,255,255)">
<span style="color:rgb(0,0,102);font-family:Arial,sans-serif"><font color="#0b5394"></font></span> </p><p style="margin:0px;color:rgb(80,0,80);font-family:arial,sans-serif;background-color:rgb(255,255,255)"><span style="color:rgb(0,0,102);font-family:Arial,sans-serif"><br>
<font color="#0b5394"></font></span></p><div style="margin:0px;font-family:arial,sans-serif;background-color:rgb(255,255,255)"><span style="color:rgb(0,0,102);font-family:Arial,sans-serif"><font color="#0b5394">Wahid H. Mohamed</font></span><span style="color:rgb(0,0,102);font-family:Arial,sans-serif;font-size:7.5pt">, </span><font color="#999999"><span style="font-family:Arial,sans-serif;font-size:6pt">LEED AP BD+C</span></font></div>
<div style="margin:0px;font-family:arial,sans-serif;background-color:rgb(255,255,255)"><font color="#999999"><span style="font-family:Arial,sans-serif"><font size="1"><span style="font-family:Arial,sans-serif">Mechanical Project Engineer, Energy Modeler</span><span style="font-family:Arial,sans-serif"> </span></font></span></font></div>
<div style="margin:0px;font-family:arial,sans-serif;background-color:rgb(255,255,255)"><font color="#999999"><span style="font-family:Arial,sans-serif"><span style="font-family:Arial,sans-serif"><font size="1">Saudi Diyar Consultants</font></span></span></font></div>
<div style="margin:0px;font-family:arial,sans-serif;background-color:rgb(255,255,255)"><font color="#999999"><span style="font-family:Arial,sans-serif"><span style="font-family:Arial,sans-serif"><a href="http://www.diyar.com" target="_blank"><font size="1">www.</font></a><a href="http://www.diyar.com" target="_blank"></a><a><a href="http://www.diyar.com" target="_blank"><font size="1">diyar.com</font></a></a></span></span><span style="font-family:Arial,sans-serif"> </span></font><span style="color:rgb(80,0,80);font-size:14px"><u></u><u></u></span></div>
<p style="margin:0px;background-color:rgb(255,255,255)"><font color="#999999" face="arial, helvetica, sans-serif" size="1"><span style="margin:0px!important;padding:0px!important;border:0px rgb(0,0,0)!important;width:auto!important;text-align:left!important;letter-spacing:0px!important;overflow:hidden!important;clear:none!important;font-weight:bold!important;word-spacing:normal!important;vertical-align:baseline!important;float:none!important;display:inline!important;list-style-type:disc!important;list-style-position:outside!important;border-collapse:separate!important;table-layout:auto!important;direction:ltr!important;background-image:none!important;background-color:transparent!important" dir="ltr"> (<span style="margin:0px!important;padding:0px!important;border:0px rgb(0,0,0)!important;width:auto!important;letter-spacing:0px!important;overflow:hidden!important;clear:none!important;word-spacing:normal!important;vertical-align:baseline!important;float:none!important;display:inline!important;list-style-type:disc!important;list-style-position:outside!important;border-collapse:separate!important;table-layout:auto!important;direction:ltr!important;background-image:none!important;background-color:transparent!important" dir="ltr"><span style="margin:0px!important;padding:0px!important;border:0px rgb(0,0,0)!important;width:auto!important;letter-spacing:0px!important;overflow:hidden!important;clear:none!important;word-spacing:normal!important;vertical-align:baseline!important;float:none!important;display:inline!important;list-style-type:disc!important;list-style-position:outside!important;border-collapse:separate!important;table-layout:auto!important;direction:ltr!important;background-image:none!important;background-repeat:no-repeat no-repeat!important;background-color:transparent!important"><span style="margin:0px!important;padding:0px!important;border:0px rgb(0,0,0)!important;width:auto!important;letter-spacing:0px!important;overflow:hidden!important;clear:none!important;word-spacing:normal!important;vertical-align:baseline!important;float:none!important;display:inline!important;list-style-type:disc!important;list-style-position:outside!important;border-collapse:separate!important;table-layout:auto!important;direction:ltr!important;background-image:none!important;background-repeat:no-repeat no-repeat!important;background-color:transparent!important">+966)-54</span></span></span></span><span style="margin:0px!important;padding:0px!important;border:0px rgb(0,0,0)!important;width:auto!important;letter-spacing:0px!important;overflow:hidden!important;clear:none!important;font-weight:bold!important;word-spacing:normal!important;vertical-align:baseline!important;float:none!important;display:inline!important;list-style-type:disc!important;list-style-position:outside!important;border-collapse:separate!important;table-layout:auto!important;direction:ltr!important;background-image:none!important;background-color:transparent!important" dir="ltr"><span style="margin:0px!important;padding:0px!important;border:0px rgb(0,0,0)!important;width:auto!important;letter-spacing:0px!important;overflow:hidden!important;clear:none!important;word-spacing:normal!important;vertical-align:baseline!important;float:none!important;display:inline!important;list-style-type:disc!important;list-style-position:outside!important;border-collapse:separate!important;table-layout:auto!important;direction:ltr!important;background-image:none!important;background-repeat:no-repeat no-repeat!important;background-color:transparent!important" dir="ltr"><span style="margin:0px!important;padding:0px!important;border:0px rgb(0,0,0)!important;width:auto!important;letter-spacing:0px!important;overflow:hidden!important;clear:none!important;word-spacing:normal!important;vertical-align:baseline!important;list-style-type:disc!important;list-style-position:outside!important;border-collapse:separate!important;table-layout:auto!important;direction:ltr!important;background-image:none!important;background-repeat:no-repeat no-repeat!important;background-color:transparent!important"><span style="margin:0px!important;padding:0px!important;border:0px rgb(0,0,0)!important;width:auto!important;letter-spacing:0px!important;overflow:hidden!important;clear:none!important;word-spacing:normal!important;vertical-align:baseline!important;list-style-type:disc!important;list-style-position:outside!important;border-collapse:separate!important;table-layout:auto!important;direction:ltr!important;background-image:none!important;background-repeat:no-repeat no-repeat!important;background-color:transparent!important">67 6</span></span></span></span><span style="letter-spacing:0px;font-weight:bold;word-spacing:normal;background-color:transparent">22 67</span></font></p>
</div></div><div class="gmail_extra"><br><br></div><div class="gmail_quote">On Mon, Sep 16, 2013 at 4:46 PM, Bishop, Bill <span dir="ltr"><<a href="mailto:bbishop@pathfinder-ea.com" target="_blank">bbishop@pathfinder-ea.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;padding-left:1ex;border-left-color:rgb(204,204,204);border-left-width:1px;border-left-style:solid">
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<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt">Wahid,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt">It would be easier for others to look at your model if you also included the .pd2 file.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt">Based on your input file, you are modeling two ERVs and you are trying to use the “dummy space” method. I do not use this method (yet) but others may have suggestions
for you.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt">You are not going to get realistic results if I am interpreting your input file correctly:<u></u><u></u></span></p>
<p style="margin-left:0.75in">
<u></u><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><span>-<span style="font:7pt/normal "Times New Roman";font-size-adjust:none;font-stretch:normal">
</span></span></span><u></u><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt">Your two dummy spaces/zones have no occupants, equipment or lighting loads, or envelope loads (only OA)<u></u><u></u></span></p>
<p style="margin-left:0.75in">
<u></u><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><span>-<span style="font:7pt/normal "Times New Roman";font-size-adjust:none;font-stretch:normal">
</span></span></span><u></u><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt">You have specified zonal exhaust equal to the OA, which will simulate as no return air to the ERV<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt">Regards,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt">Bill<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><b><span style="font-family:"Franklin Gothic Medium","sans-serif";font-size:10pt">William Bishop, PE, BEMP, BEAP, LEED AP
</span></b><b><span style="color:rgb(0,102,0);font-family:"Franklin Gothic Medium","sans-serif";font-size:10pt">|</span></b><b><span style="font-family:"Franklin Gothic Medium","sans-serif";font-size:10pt"> Pathfinder Engineers & Architects LLP<u></u><u></u></span></b></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif";font-size:9pt">Senior Energy Engineer<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif";font-size:5pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Arial","sans-serif";font-size:9pt">134 South Fitzhugh Street</span><span style="color:rgb(31,73,125);font-size:9pt">
</span><span style="color:rgb(31,73,125);font-family:"Arial","sans-serif";font-size:9pt">Rochester, NY 14608<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Arial","sans-serif";font-size:9pt">T: <a href="tel:%28585%29%20325-6004" target="_blank" value="+15853256004">(585) 325-6004</a>
</span><span style="font-family:"Arial","sans-serif";font-size:9pt">Ext. 114</span><span style="color:rgb(31,73,125)">
</span><span style="color:rgb(31,73,125);font-family:"Arial","sans-serif";font-size:9pt">F: <a href="tel:%28585%29%20325-6005" target="_blank" value="+15853256005">(585) 325-6005</a></span><span style="font-family:"Arial","sans-serif";font-size:9pt"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><a href="mailto:wbishop@pathfinder-ea.com" target="_blank"><span style="font-family:"Arial","sans-serif";font-size:9pt">bbishop@pathfinder-ea.com</span></a></span><span style="font-family:"Arial","sans-serif";font-size:9pt">
</span><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><a href="http://www.pathfinder-ea.com/" target="_blank"><span style="font-family:"Arial","sans-serif";font-size:9pt">www.pathfinder-ea.com</span></a></span><span style="font-family:"Arial","sans-serif";font-size:9pt"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:green;font-family:Webdings;font-size:14pt">P</span><span style="color:green;font-size:14pt">
</span><span style="color:green;font-size:7.5pt">Sustainability – the forest AND the trees.</span><span style="color:green;font-family:Webdings;font-size:18pt">
</span><span style="color:green;font-family:Webdings;font-size:14pt">P</span><span style="color:green;font-family:"Calibri","sans-serif";font-size:14pt"> </span><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-family:"Calibri","sans-serif";font-size:11pt"><u></u> <u></u></span></p>
<div style="border-width:1pt medium medium;border-style:solid none none;border-color:rgb(181,196,223) currentColor currentColor;padding:3pt 0in 0in">
<p class="MsoNormal"><b><span style="font-family:"Tahoma","sans-serif";font-size:10pt">From:</span></b><span style="font-family:"Tahoma","sans-serif";font-size:10pt"> <a href="mailto:equest-users-bounces@lists.onebuilding.org" target="_blank">equest-users-bounces@lists.onebuilding.org</a> [mailto:<a href="mailto:equest-users-bounces@lists.onebuilding.org" target="_blank">equest-users-bounces@lists.onebuilding.org</a>]
<b>On Behalf Of </b>Wahid Hamed<br>
<b>Sent:</b> Monday, September 16, 2013 4:04 AM<br>
<b>To:</b> <a href="mailto:equest-users@lists.onebuilding.org" target="_blank">equest-users@lists.onebuilding.org</a><br>
<b>Subject:</b> [Equest-users] ERV + Evap Cooling Modeling in eQuest<u></u><u></u></span></p>
</div><div><div class="h5">
<p class="MsoNormal"><u></u> <u></u></p>
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<p style="margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif"">Dear All,</span><u></u><u></u></p>
<p style="margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif""> </span><u></u><u></u></p>
<p style="margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif"">I am using eQuest to model an Hotel building in a very hot, dry climate zone which is has a great opportunity for energy saving when using evaporative cooling
in summer. I have modeled direct evaporative cooling for 100% outdoor air handling unit along with sensible recovery wheel to recover the exhaust air stream energy into the outdoor air.</span><u></u><u></u></p>
<p style="margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif""> </span><u></u><u></u></p>
<p style="margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif"">When I run the model simulation and got into the "ERV Energy Recovery Summary" and "SUPL Evap/Desicant Cooling" reports, I could not interpretate the outputs to
understand if the system is working appropriately or not.</span><u></u><u></u></p>
<p style="margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif""> </span><u></u><u></u></p>
<p style="margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif"">I wonder if anyone can help me and provide me with some guidance or example on ERV and Evap Cooling systems input and control setup as well as the system
output reports interpretation and what I need to do to get my model run correctly reflecting the real system operation and predicted saving.</span><u></u><u></u></p>
<p style="margin:0in 0in 0pt"> <u></u><u></u></p>
<p style="margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif"">- My model *.inp file is attached for your reference.</span><u></u><u></u></p>
<p class="MsoNormal"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif""><br clear="all">
</span><u></u><u></u></p>
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<p style="background:white;margin:0in 0in 0pt"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif"">Regards,</span><span style="color:rgb(80,0,80);font-family:"Arial","sans-serif""><u></u><u></u></span></p>
<p style="background:white;margin:0in 0in 0pt"><span style="color:rgb(80,0,80);font-family:"Arial","sans-serif""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="background:white"><span style="color:rgb(11,83,148);font-family:"Arial","sans-serif"">Wahid H. Mohamed</span><span style="color:rgb(0,0,102);font-family:"Arial","sans-serif";font-size:7.5pt">, </span><span style="color:rgb(153,153,153);font-family:"Arial","sans-serif";font-size:6pt">LEED
AP BD+C</span><span style="font-family:"Arial","sans-serif""><u></u><u></u></span></p>
</div>
<div>
<p class="MsoNormal" style="background:white"><span style="color:rgb(153,153,153);font-family:"Arial","sans-serif";font-size:7.5pt">Mechanical Project Engineer, Energy Modeler </span><span style="font-family:"Arial","sans-serif""><u></u><u></u></span></p>
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<p class="MsoNormal" style="background:white"><span style="color:rgb(153,153,153);font-family:"Arial","sans-serif";font-size:7.5pt">Saudi Diyar Consultants</span><span style="font-family:"Arial","sans-serif""><u></u><u></u></span></p>
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<p class="MsoNormal" style="background:white"><span style="color:rgb(153,153,153);font-family:"Arial","sans-serif""><a href="http://www.diyar.com" target="_blank"><span style="font-size:7.5pt">www.</span></a><a href="http://www.diyar.com" target="_blank"><span style="font-size:7.5pt">diyar.com</span></a> </span><span style="font-family:"Arial","sans-serif""><u></u><u></u></span></p>
</div>
<p style="background:white;margin:0in 0in 0pt"><span style="color:rgb(153,153,153);font-family:"Arial","sans-serif";font-size:7.5pt"> (+966)-5467 6<b>22 67</b></span><u></u><u></u></p>
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